/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package com.antgroup.geaflow.operator.impl.graph.algo.vc.context.dynamic;

import com.antgroup.geaflow.api.graph.function.vc.base.IncVertexCentricFunction.GraphSnapShot;
import com.antgroup.geaflow.api.graph.function.vc.base.VertexCentricFunction.EdgeQuery;
import com.antgroup.geaflow.api.graph.function.vc.base.VertexCentricFunction.VertexQuery;
import com.antgroup.geaflow.state.GraphState;

public class IncGraphSnapShot<K, VV, EV> implements GraphSnapShot<K, VV, EV> {

    protected final K vertexId;
    protected final long versionId;
    protected final GraphState<K, VV, EV> graphState;

    public IncGraphSnapShot(K vertexId, long versionId, GraphState<K, VV, EV> graphState) {
        this.vertexId = vertexId;
        this.versionId = versionId;
        this.graphState = graphState;
    }

    @Override
    public long getVersion() {
        return versionId;
    }

    @Override
    public VertexQuery<K, VV> vertex() {
        return new DynamicVertexQueryImpl<>(vertexId, versionId, graphState);
    }

    @Override
    public EdgeQuery<K, EV> edges() {
        return new DynamicEdgeQueryImpl<>(vertexId, versionId, graphState);
    }

}
